:root {
  --navy-blue: #002147;
  --gray: #d0d4dc;
  --dark: #1b1e24;
  --bg: #f1f4f8;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg);
  color: var(--dark);
  line-height: 1.6;
    animation: fadeIn 0.8s ease-out;
}

body::before {
  content: "";
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-image: linear-gradient(rgba(0,0,0,0.015) 1px, transparent 1px), 
                    linear-gradient(90deg, rgba(0,0,0,0.015) 1px, transparent 1px);
  background-size: 20px 20px;
  z-index: 0;
  pointer-events: none;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
}

header,
footer {
  background-color: var(--navy-blue);
  color: white;
  text-align: center;
  padding: 20px 0;
}

.logo {
  max-width: 100px;
  margin-bottom: 10px;
}

.subhead {
  font-size: 13px;
  letter-spacing: 1px;
  opacity: 0.8;
}

h1 {
  font-size: 28px;
}

h2 {
  font-size: 22px;
  margin-bottom: 20px;
  text-align: center;
  color: var(--dark);
}

.welcome,
.access-info,
.media-intro {
  padding: 60px 20px;
  background-color: #f1f4f8;
  border-bottom: 1px solid #d0d4dc;
}

.welcome h2,
.access-info h3,
.media-intro h3 {
  font-size: 24px;
  color: #002147;
  margin-bottom: 20px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.welcome p,
.access-info p,
.media-intro p {
  font-size: 15px;
  line-height: 1.7;
  color: #1b1e24;
  max-width: 800px;
}

.mission-list {
  list-style: none;
  padding-left: 0;
  margin-top: 20px;
}

.mission-list li {
  margin-bottom: 8px;
  font-weight: 500;
  color: #002147;
  font-size: 14px;
  padding-left: 20px;
  position: relative;
}

.mission-list li::before {
  content: "•";
  color: #002147;
  position: absolute;
  left: 0;
  font-size: 18px;
  line-height: 1;
}

.nav-tabs a.active {
  border-bottom: 2px solid #f8fafb;
  font-weight: 600;
}

.unit-overview {
  padding: 60px 20px;
  background: #ffffff;
  border-top: 1px solid #d0d4dc;
}

.unit-overview h2 {
  font-size: 18px;
  text-transform: uppercase;
  color: #002147;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
}

.unit-overview p {
  font-size: 14px;
  color: #1b1e24;
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 900px;
}

.mission-structure {
  padding: 60px 20px;
  background: #ffffff;
  border-top: 1px solid #d0d4dc;
}

.mission-structure h2 {
  font-size: 18px;
  color: #002147;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}

.mission-structure h3 {
  font-size: 15px;
  color: #1b1e24;
  margin-top: 32px;
  margin-bottom: 12px;
  font-weight: 600;
}

.mission-structure p {
  font-size: 14px;
  color: #1b1e24;
  line-height: 1.7;
  margin-bottom: 15px;
  max-width: 880px;
}

.mission-structure ul {
  list-style: none;
  padding-left: 0;
  margin-bottom: 10px;
}

.mission-structure li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.6;
  color: #333;
  margin-bottom: 4px;
}

.mission-structure li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #002147;
  font-weight: bold;
}

.interest-button {
  display: inline-block;
  margin-top: 14px;
  font-size: 12px;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.6px;
  color: #002147;
  border: 1px solid #002147;
  padding: 6px 10px;
  border-radius: 3px;
  text-decoration: none;
  transition: background 0.2s ease-in-out, color 0.2s;
}

.interest-button:hover {
  background: #002147;
  color: white;
}

.faq {
  padding: 60px 20px;
  background: #f9fbfd;
  border-top: 1px solid #d0d4dc;
}

.faq h2 {
  font-size: 18px;
  color: #002147;
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.faq-item {
  border-bottom: 1px solid #d0d4dc;
  padding: 10px 0;
}

.faq-question {
  background: none;
  border: none;
  font-size: 14px;
  font-weight: 600;
  color: #002147;
  width: 100%;
  text-align: left;
  padding: 12px 0;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.faq-question .symbol {
  font-size: 18px;
  margin-right: 10px;
  transition: transform 0.2s ease;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.4s ease, opacity 0.4s ease;
  font-size: 15px;
  color: #333;
  padding: 0 0 0 0;
}

.faq-item.open .faq-answer {
  max-height: 500px; /* adjust if needed */
  opacity: 1;
  padding: 0 0 16px 0;
}


.faq-item.open .faq-answer {
  display: block;
}

.faq-item.open .faq-question .symbol {
  transform: rotate(45deg); /* turns + into × */
}

.faq-icon {
  font-size: 22px;
  transition: transform 0.3s ease, color 0.3s ease;
}

.faq-content {
  transform: scaleY(0.8);
  transform-origin: top;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-content {
  transform: scaleY(1);
}

.timeline-section {
  background: #f1f4f8;
  padding: 60px 20px;
  text-align: center;
}

.timeline-title {
  font-size: 24px;
  color: #002147;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 40px;
}

.timeline-container {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 40px;
  position: relative;
  max-width: 100%;
  overflow-x: auto;
  padding: 20px 0;
}

.timeline-container::before {
  content: '';
  position: absolute;
  top: 28px;
  left: 0;
  right: 0;
  height: 3px;
  background: #002147;
  z-index: 1;
}

.timeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
  min-width: 100px;
}

.dot {
  width: 28px;
  height: 28px;
  background: #002147;
  border-radius: 50%;
  color: white;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  box-shadow: 0 0 0 3px #f1f4f8;
  z-index: 3;
}

.label {
  font-weight: 600;
  font-size: 14px;
  color: #1b1e24;
  line-height: 1.4;
}

.label span {
  display: block;
  font-weight: 400;
  font-size: 12px;
  color: #333;
  margin-top: 2px;
}

.mission-types-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 40px 0;
  text-align: center;
}

.mission-types-title {
  font-size: 16px;
  font-weight: 600;
  color: #1b1e24;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.mission-types-inline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px 16px;
  width: 100%;
  max-width: 1000px;
  justify-items: center;
}

.mission-types-inline span {
  background-color: #fff;
  padding: 10px 14px;
  border-radius: 6px;
  font-family: 'Poppins', sans-serif;
  font-size: 12px;
  color: #1b1e24;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  display: block;
  width: 100%;
  max-width: 280px;
}

.artwork-hero {
  width: 100%;
  height: 900px;
  position: relative;
  overflow: hidden;
  background-color: #ffffff; /* fallback if image doesn't fill */
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  z-index: 1;
}

.slide.active {
  opacity: 1;
  z-index: 2;
}